1 2004-06-10 Stephen Crowley <stephen.crowley@sbcglobal.net>
4 * mf-hooks2.c (semctl): Add cygwin porting hack.
6 2004-06-09 Frank Ch. Eigler <fche@redhat.com>
9 * configure.in: Look for ctype header and glibc implementation.
10 * mf-hooks2.c (__ctype_{b,toupper,tolower}_loc): Sample ctype
11 array hooks for glibc 2.3.
12 * mf-runtime.h.in: Wrap them.
13 * mf-runtime.c (__mf_init): Leave marker regarding other ctype
15 * testsuite/libmudflap.c/pass47-frag.c: New test.
16 * configure, config.h.in: Regenerated.
18 2004-06-04 Frank Ch. Eigler <fche@redhat.com>
20 Portability improvements, e.g., libmudflap/15293.
21 * configure.in: Look for glibc extension functions. Look for
22 support of -f{function,data}-sections. Look for more headers.
23 Create testsuite/mfconfig.exp. Correct more "test x.." thinkos.
24 * Makefile.am: Use $(SECTION_FLAGS). Collapse piecemeal-compiled
25 mf-hooks* into usual single object per source.
26 * mf-hooks*.c: Remove all #if WRAP_foo conditionals.
27 * mf-hooks2.c: #include a bunch more system headers. Define strnlen
28 if system doesn't provide one.
29 * mf-hooks3.c (struct pthread_info): Add stack_*_alloc fields.
30 (pthread_create): Use it to properly GC dead thread stacks.
31 * mf-runtime.c (__mf_violation): Correct snprintf type warning.
32 * testsuite/Makefile.am: Stop generating site.exp.
33 * testsuite/mfconfig.exp.in: New file.
34 * testsuite/config/default.exp: Load new mfconfig.exp.
35 * testsuite/lib/libmudflap.exp (libmudflap-init): Add extra libraries.
36 (prune_gcc_output): Add glibc static linking warnings.
37 * testsuite/libmudflap.*/*frags.exp: Enumerate needed -lmudflap* libs.
38 * testsuite/libmudflap.c/pass46-frag.c: Ditto.
39 * configure, Makefile, aclocal.m4, config.h.in, testsuite/Makefile.in:
40 Regenerated with autoconf 2.57 and automake 1.7.
42 2004-06-04 Per Bothner <per@bothner.com>
44 * configure.in (LIBMUDFLAPTH): Fix thinko.
46 * configure.in: Check for more headers.
47 * mf-hooks2.c: Conditionalize on HAVE_SYS_SOCKET_H etc.
49 * mf-runtime.c: In two places conditionalize on SIUSR1 rather than
50 HAVE_SIGNAL as mingw has signal.h but not SIUSR1.
52 2004-06-01 Andreas Jaeger <aj@suse.de>
54 * configure.in: Handle multilibs, support
55 --enable-version-specific-runtime-libs.
56 * Makefile.am (lib_LTLIBRARIES): Rename to ...
57 (toolexeclib_LTLIBRARIES): this for multilib support.
58 * Makefile.in: Regenerated.
59 * configure: Regenerated.
60 * aclocal.m4: Regenerated.
61 * config.h.in: Regenerated.
62 * testsuite/Makefile.in: Regenerated.
64 2004-06-01 Andreas Jaeger <aj@suse.de>
66 * testsuite/lib/libmudflap.exp (libmudflap-init): Handle
67 multilibs, using multilib directory instead of hardcoded path.
70 2004-05-21 Frank Ch. Eigler <fche@redhat.com>
72 * Makefile.am (AM_MAKEFLAGS): Pass RUNTESTFLAGS.
75 2004-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
77 * acinclude.m4 (lt_cv_deplibs_check_method): Use pass_all on sh*.
78 * aclocal.m4, configure: Rebuilt.
80 2004-05-17 Frank Ch. Eigler <fche@redhat.com>
82 * lib/libmudflap.exp (libmudflap-init): For C++ test cases only,
83 import some build settings from libstdc++-v3 testsuite_flags.
84 * .../cfrags.exp, .../c++frags.exp, .../cthfrags.exp: Corresponding
85 changes to pass test language.
87 * mf-runtime.c (__mfu_check): Poison the cache with antidote for
88 quicker mode-nop handling.
90 2004-03-25 Frank Ch. Eigler <fche@redhat.com>
92 * mf-impl.h: Added libgcc license header.
94 2004-03-20 Frank Ch. Eigler <fche@redhat.com>
96 * mf-hooks[123].c, mf-runtime.c, mf-heuristics.c:
97 Added libgcc license header.
98 * mf-hooks3.c (__mf_0fn_pthread_create): Correct arg constness.
99 (pthread_create): Simplify stack allocation syntax.
101 2004-03-08 Loren J. Rittle <ljrittle@acm.org>
103 * mf-hooks2.c: Support FreeBSD.
104 (WRAP_gets): Avoid gets().
105 * testsuite/libmudflap.c/pass-stratcliff.c: Do not
106 test unimplemented mem/str calls on FreeBSD.
107 * testsuite/libmudflap.c/pass21-frag.c: Do not include
108 <alloca.h> on FreeBSD.
110 2004-01-30 Frank Ch. Eigler <fche@redhat.com>
112 * testsuite/libmudflap.c/pass36-frag.c: Add missing free() call.
113 * testsuite/libmudflap.c/pass46-frag.c: New test for -fmudflapir.
114 * testsuite/libmudflap.cth/cthfrags.exp: Add -DSTATIC to compiler
115 flags for static linking permutation.
116 * testsuite/libmudflap.cth/pass40-frag.c: When -DSTATIC, avoid
117 some pthreads code that croaks on linux glibc tls.
119 2004-01-27 Frank Ch. Eigler <fche@redhat.com>
121 * testsuite/libmudflap.c/fail31-frag.c, pass45-frag.c: New tests.
123 2004-01-15 Frank Ch. Eigler <fche@redhat.com>
125 * testsuite/libmudflap.c/pass44-frag.c: New test.
127 2004-01-12 Frank Ch. Eigler <fche@redhat.com>
129 * testsuite/libmudflap.c/fail{28,29,30}-frag.c: New tests.
131 2004-01-08 Frank Ch. Eigler <fche@redhat.com>
133 * testsuite/libmudflap.c/pass43-frag.c: Added missing program rc.
135 2003-12-11 Frank Ch. Eigler <fche@redhat.com>
137 * testsuite/libmudflap.c/pass42-frag.c, pass43-frag.c: New tests.
139 2003-12-08 Andrew Pinski <pinskia@physics.uc.edu>
142 * configure.in: Add check for see if
143 socklen_t typedef is in sys/socket.h.
144 * mf-hooks1.c: Add define if socklen_t
146 * mf-hooks2.c: Likewise.
147 * mf-hooks3.c: Likewise.
148 * config.h.in: Regen.
151 2003-12-08 Frank Ch. Eigler <fche@redhat.com>
153 * mf-runtime.c (__mf_watch_or_not): Tweak tracing message.
154 * testsuite/libmudflap.c/fail21-frag.c: Defeat aliasing
156 * testsuite/libmudflap.c/pass25-frag.c: Ditto.
157 * testsuite/libmudflap.c/pass26-frag.c: Tolerate non-overlapping
158 (unoptimized) allocation of stack space.
160 2003-12-07 Richard Henderson <rth@redhat.com>
162 * testsuite/libmudflap.c/fail23-frag.c (main): Adjust addend to 11.
163 * testsuite/libmudflap.c/fail27-frag.c (foo): Mark noinline.
165 2003-12-06 Andrew Pinski <apinski@apple.com>
167 partial PR libmudflap/12670
168 * mf-hooks1.c: Respect Darwin checks. Conditionalize POSIX_SOURCE.
169 * mf-hooks2.c: Likewise.
170 * mf-hooks3.c: Likewise.
172 2003-11-19 Frank Ch. Eigler <fche@redhat.com>
175 * mf-runtime.h.in: Switch to #pragma redefine_extname for
176 symbols interposed at compile time.
177 * testsuite/libmudflap.c++/pass41-frag.cxx: New test.
180 * mf-hooks2.c (semctl): Tolerate FreeBSD.
182 * configure.in: Reorganize check for <pthread.h>.
183 * configure: Regenerated.
185 2003-11-04 David Edelsohn <edelsohn@gnu.org>
187 * mf-runtime.c (_ALL_SOURCE): Define for AIX.
188 (_LARGE_FILE_API): Define for AIX.
189 * mf-hooks[123]: Same.
190 (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
192 2003-10-21 David Edelsohn <edelsohn@gnu.org>
194 * mf-runtime.c (_XOPEN_SOURCE_EXTENDED): Define to 1 for AIX.
196 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
198 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
200 * configure.in: Update check for union semun.
202 2003-07-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
205 * mf-hooks2.c [WRAP_semctl]: Fix check for HAVE_UNION_SEMUN.
207 2003-07-29 Frank Ch. Eigler <fche@redhat.com>
210 * configure.in: Add checks for 64-bit LFS functions, struct semun
211 definition, for BSD compatibility.
212 * mf-hooks1.c: Respect BSD checks. Conditionalize POSIX_SOURCE.
213 * mf-hooks2.c: Ditto. Include <strings.h> for bcmp* decls.
214 * mf-hooks3.c: Ditto.
215 (pthread_create): Try MAP_ANON on platforms without the MAP_ANONYMOUS
217 * configure, config.h.in: Regenerated.
219 2003-07-23 Frank Ch. Eigler <fche@redhat.com>
221 Multithreading fixes:
222 * mf-runtime.c (__mf_object): Store allocating/deallocating
224 (options): Support new "-thread-stack" option.
225 Rename "-heur-argv-environ" option to "-heur-stdlib".
226 Disable "-lc-mask" and "-lc-shift" options.
227 (__mf_dynamic): Add function pointers for pthread_join/_exit.
228 (__assert_fail): New self-contained function for glibc.
229 * mf-hooks3.c: Essentially rewritten, particularly related to
230 use of __mf_pthread_info array.
231 (pthread_join, _exit): New hook functions.
232 * mf-impl.h (BEGIN_PROTECT): Handle starting_p case.
233 * testsuite/libmudflap.cth/pass40-frag.c: New test.
236 * mf-heuristics.c: Add type casts for tracing, sub calls.
237 * mf-impl.h (BEGIN_PROTECT): Redefine to omit result type.
238 Update all callers to declare explicit result holder.
239 (END_PROTECT): Removed.
240 * testsuite/*/*frags.exp: Clean up default MUDFLAP_OPTIONS.
242 2003-07-15 Diego Novillo <dnovillo@redhat.com>
244 * testsuite/libmudflap.c/fail21-frag.c: Add volatile modifiers.
245 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
246 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
248 2003-07-04 Frank Ch. Eigler <fche@redhat.com>
250 * mf-hooks1.c, 2.c, 3.c: New file, splits up content from old ...
252 * mf-impl.h (MF_VALIDATE_EXTENT, BEGIN_PROTECT, END_PROTECT):
253 Move these macros from old mf-hooks.c here.
254 * Makefile.am: Adapt to split-up hook sources for faster builds.
255 * Makefile.in: Regenerated.
257 * mf-heuristics.c: Remove #if-0 block.
259 * mf-impl.h (__mf_state): Reorganize declaration and implementation.
260 (__mf_starting_p): New state only for use while dlsym bootstrapping.
261 (CALL_REAL, __mf_init): Corresponding changes.
262 (TRACE, VERBOSE_TRACE): Include thread id and "mf:" prefix. Update
263 all callers to remove redundant "mf:" prefix.
264 * mf-runtime.h.in: #define a few reentrancy macros for libmudflapth.
265 * mf-hooks3.c: Rewrite chunks to support per-thread __mf_state value.
266 (__mf_pthread_info): Become a hash table.
268 * testsuite/lib/mfdg.exp: Support new "dg-timeout" and
269 "dg-repetitions" directives to control test case execution.
270 * testsuite/libmudflap.cth/pass37-frag.c: Add timeout and repeat
272 * testsuite/libmudflap.cth/pass39-frag.c: Ditto for this new test.
274 2003-06-25 Frank Ch. Eigler <fche@redhat.com>
276 * mf-hooks.c (alloca): Separate into stub.
277 (__mf_wrap_alloca_indirect): New function. Use CALL_REAL
278 malloc/free for alloca blocks.
279 (pthread_create): Tolerate failing pthread_attr_get* calls.
280 * mf-runtime.c (__mf_fini): Call __mf_wrap_alloca_indirect.
281 * mf-impl.h (CALL_WRAP): Remove macro.
282 * testsuite/libmudflap.c/pass21-frag.c: Include <alloca.h>.
283 * testsuite/libmudflap.c/pass23-frag.c: Include more struct
284 padding for ia64 BIT_FIELD_REF constructs.
286 2003-06-19 Frank Ch. Eigler <fche@redhat.com>
288 * mf-hooks.c (struct pthread_info): Add "thread_errno" field.
289 (__mf_pthread_spawner, __mf_pthread_cleanup): Use it with GUESS
290 libmudflap object type.
291 * mf-runtime.c (__mfu_unregister): Correct cemetary logic to avoid
292 crashes on unregistering STATIC objects.
294 2003-06-17 Frank Ch. Eigler <fche@redhat.com>
296 Based on patch from Eyal Lebedinsky <eyal@eyal.emu.id.au>:
297 * mf-hooks.c (__mf_pthread_spawner): Register thread errno.
298 (time, strerror, fopen, fopen64, fclose, fread): New hooks.
299 (fwrite, fgetc, fgets, getc, gets, ungetc, fputc): New hooks.
300 (fputs, putc, puts, clearerr, feof, ferror, fileno): New hooks.
301 (printf, fprintf, sprintf, snprintf, vprintf, vfprintf): New hooks.
302 (vsprintf, vsnprintf, access, remove, fflush, fseek): New hooks.
303 (fseeko64, ftell, ftello64, rewind, fgetpos, fsetpos): New hooks.
304 (stat, stat64, fstat, lstat, mkfifo, setvbuf, setbuf): New hooks.
305 (setvbuf, opendir, closedir, readdir, recv, recvfrom): New hooks.
306 (recvmsg, send, sendto, sendmsg, setsockopt, getsockopt): New hooks.
307 (accept, bind, connect, gethostname, sethostname): New hooks.
308 (gethostbyname, wait, waitpid, popen, pclose, execve): New hooks.
309 (execv, execvp, system, dlopen, dlclose, dlerror, dlsym): New hooks.
310 (semop, semctl, shmctl, shmat, shmdt): New hooks.
311 * mf-runtime.h.in: Corresponding changes.
312 * mf-runtime.c (__mf_ini): Register stdio objects. Use STATIC type.
313 (opts) Rename heur_argv_environ to heur_std_data.
314 (__mf_wrap_main): Use STATIC type for argv/environ strings.
315 * Makefile.am: Corresponding changes.
316 * Makefile.in: Regenerated.
318 2003-06-11 Frank Ch. Eigler <fche@redhat.com>
320 * mf-heuristics.c (__mf_heuristic_check): Disable stack_bounds
321 heuristic for threaded case, and for non-x86-linux targets.
322 * mf-hooks.c (__mf_0fn_calloc): Provide a working dummy implementation
323 for use during pre-main() program startup.
324 (__mf_0fn_*): Make these functions non-static.
325 * mf-impl.h (DECLARE, CALL_REAL): Support calls to 0fn backup hook
327 * mf-runtime.c (__mf_state): Set initial state to "starting".
328 (__mf_resolve_single_dynamic): Tolerate repeated calls for same symbol.
329 (__wrap_main): New function to register argv[] and environ[] strings.
331 (*): In all trace functions, use "%p" as formatter for uintptr_t.
333 * testsuite/libmudflap.c/pass38-frag.c: New test case.
334 * testsuite/libmudflap.cth/pass37-frag.c: Improved test.
336 * acinclude.m4: Add comments with aoliva's concerns about x86_64
338 * aclocal.m4, configure: Regenerated.
340 2003-06-04 Frank Ch. Eigler <fche@redhat.com>
342 * acinclude.m4: Correct typo in AC_MSG_CHECKING.
343 * aclocal.m4, configure: Regenerated.
345 2003-06-03 Frank Ch. Eigler <fche@redhat.com>
347 * acinclude.m4: Force "pass_all" deplibs_check_method for libtool
348 for x86_64 target. Disable caching for this value.
349 * aclocal.m4, configure: Regenerated.
351 2003-06-02 Frank Ch. Eigler <fche@redhat.com>
353 * testsuite/libmudflap.c/pass38-frag.c: Deleted. -fwritable-strings
354 is about to become deprecated, and its present handling bugs are
357 2003-05-30 Frank Ch. Eigler <fche@redhat.com>
359 * testsuite/libmudflap.c/pass38-frag.c: New test for
362 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
364 * mf-runtime.c (__mf_sigusr1_handle): Call unlocked variant of
365 __mf_report, asserting reentrant calling context.
367 2003-05-23 Frank Ch. Eigler <fche@redhat.com>
369 * mf-hooks.c (realloc): Correct reentrancy logic.
370 * testsuite/libmudflap.c/hook-allocstuff.c: New test case.
372 2003-05-20 Frank Ch. Eigler <fche@redhat.com>
374 * mf-hooks.c (LIBMUDFLAPTH_THREADS_MAX): New macro, replaces
375 PTHREAD_THREADS_MAX. Update users.
376 * mf-runtime.c (__mf_usage): Print [active] instead of [default]
378 * testsuite/Makefile.am (all-local): Prime dejagnu site.exp file
379 with libmudflapth presence indicator.
380 * testsuite/Makefile.in: Regenerated.
382 2003-05-16 Frank Ch. Eigler <fche@redhat.com>
384 * Makefile.am (AM_CFLAGS): Remove "-ansi".
385 * configure.in: Remove silly no-pthreads => no-shared logic.
386 * Makefile.in, configure: Regenerated.
387 * mf-heuristics.c (__mf_heuristic_check): Remove reentrancy hacks.
388 * mf-hooks.c (BEGIN_PROTECT, END_PROTECT): Reorganize reentrancy
389 code. Count reentrancy events.
390 (all hook functions): Don't directly manipulate __mf_state variable.
391 Add TRACE calls to hook functions without them.
392 * mf-impl.h (LOCKTH): Try to count lock contention events.
393 (VERBOSE_TRACE, TRACE): Remove reentrancy hacks.
394 * mf-runtime.c (BEGIN_RECURSION_PROTECT, END_RECURSION_PROTECT):
395 Reorganize reentrancy code.
396 (external __mf_ entry points): Use RECURSION_PROTECT mechanism to
397 identify reentrancy with mutex holding times.
398 (internal __mfu_ entry points): Remove internal reentrancy code.
399 (__mf_init): Use ordinary locked calls.
400 (__mfu_report): Print the two new counts.
401 * testsuite/lib/libmudflap.exp: Filter out junk ld/pthreads messages.
402 * testsuite/libmudfap.cth/cthfrags.exp: New test driver.
403 * testsuite/libmudflap.cth/pass37-frag.c: New pthreads test.
404 * testsuite/libmudfap.cth/cfrags.exp: Adapt to new libmudflap
407 2003-05-09 Frank Ch. Eigler <fche@redhat.com>
409 * configure.in: Add pthread support, plus glibc and porting hacks.
410 * Makefile.am (LIBMUDFLAPTH): New conditional, to build -lmudflapth
411 from objects built into ./pth/.
412 * mf-runtime.c (__mfu_watch,register,...): Fork new unlocked
413 functions for internal entry points. Update callers to pick
414 locked vs. unlocked variants.
415 (__mf_resolve_single_dynamic): Extend to support symbol versioning
416 info coming in from a static data structure.
417 (*): Reorder miscellaneous declarations to group data vs functions.
418 (__mf_set_default_options): Simplify.
419 (__mf_usage): Mention threading status of host executable.
420 * mf-impl.h: Move max/min decls here. Reorganize __mf_dynamic
421 decls to match above.
422 (LOCKTH, UNLOCKTH): New macros for Big Libmudflap Lock management.
423 * mf-heuristics.c: Choose between locked/unlocked calls. Add
424 some lock/unlock markers. Remove some unused code.
426 (pthread_create): New hook function.
427 (__mf_pthread_cleanup, _spawner): New helper functions.
428 * configure. aclocal.m4, config.h.in, Makefile.in: Regenerated.
430 2003-05-02 Frank Ch. Eigler <fche@redhat.com>
432 * testsuite/libmudflap.c/fail27-frag.c: Add more volatile flags.
434 2002-04-28 Frank Ch. Eigler <fche@redhat.com>
436 * Makefile.am (HOOKOBJS): Add *time related hooks.
437 * configure.in: Look for pthreads.h header.
438 * mf-hooks.c (asctime, ctime, gmtime, localtime): New wrappers.
439 * mf-runtime.c: Begin sketching some pthreads support.
440 (__mf_usage): Check for -lpthread presence.
441 (__mf_unregister): Confirm matching unregistration base.
442 (__mf_find_objects_rec): Reduce unnecessary recursion.
443 * mf-runtime.h.in: Add "nothrow" attribute to functions. Add
444 #defines for new hook functions.
445 * mf-impl.h: Corresponding changes.
446 * config.h.in, configure, Makefile.in: Regenerated.
448 2002-04-27 Diego Novillo <dnovillo@redhat.com>
450 * testsuite/libmudflap.c/fail1-frag.c: Add volatile
451 modifiers to prevent being optimized away.
452 * testsuite/libmudflap.c/fail10-frag.c: Likewise.
453 * testsuite/libmudflap.c/fail13-frag.c: Likewise.
454 * testsuite/libmudflap.c/fail14-frag.c: Likewise.
455 * testsuite/libmudflap.c/fail15-frag.c: Likewise.
456 * testsuite/libmudflap.c/fail2-frag.c: Likewise.
457 * testsuite/libmudflap.c/fail20-frag.c: Likewise.
458 * testsuite/libmudflap.c/fail3-frag.c: Likewise.
460 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
462 * Makefile.am (libmudflap_la_LIBADD): Remove -ldl.
463 * configure.in: Look for uintptr_t and -ldl on target.
464 * mf-runtime.h.in: Adjust uintptr_t declaration logic.
465 * Makefile.in, aclocal.m4, configure, config.h.in: Regenerated.
466 * testsuite/Makefile.in: Regenerated.
467 * mf-runtime.c (__mf_sigusr1_respond): Tweak declaration and calls
468 for better C compliance.
470 2003-04-15 Frank Ch. Eigler <fche@redhat.com>
472 * mf-hooks.c (MF_VALIDATE_EXTENT): Remove unnecessary reentrancy
474 * mf-runtime.c (__mf_set_default_options): Turn off
475 check-initialization.
476 (__mf_describe_object): Shorten description.
477 * testsuite/libmudflap.c/fail25-frag.c: Turn on check-initialization.
479 2003-04-07 Frank Ch. Eigler <fche@redhat.com>
481 * mf-hooks.c (__mf_0fn_mmap): Correct return value, as per <rth>.
483 2003-04-02 Frank Ch. Eigler <fche@redhat.com>
485 * mf-hooks.c (BEGIN_PROTECT): Handle startup-time reentrant
487 (__mf_0fn_malloc ... _munmap): New dummy backup calls.
488 * mf-impl.h (CALL_BACKUP): New macros.
489 * mf-runtime.c (__mf_init): Tweak __mf_state during startup.
491 2003-03-31 Frank Ch. Eigler <fche@redhat.com>
493 * Makefile.am (AM_CFLAGS): Remove optimization flags.
494 (HOOKOBJS): Remove dlopen hook.
495 (libmudflap_la_LIBADD): Add -ldl.
496 * mf-hooks.c (dlopen): Remove hook.
497 * mf-impl.h (__mf_dynamic): Ditto.
498 * mf-runtime.c (__mf_resolve_dynamics): Ditto.
499 * Makefile.in: Regenerated.
501 2003-03-28 Frank Ch. Eigler <fche@redhat.com>
503 * configure.in: Check for target gettimeofday, signal, some headers.
504 * mf-impl.h (__mf_opts): Add new "sigusr1_report" field. Comment
505 out inop multi_threaded field.
506 * mf-runtime.c (options): Handle new "-sigusr1-report" option.
507 (__mf_set_options): Correct handling of "-help".
508 (__mf_sigusr1_respond): New function to manage SIGUSR1 response.
509 (__mf_check, __mf_register, __mf_unregister): Call it.
510 (__mf_insert_new_object, __mf_unregister): Respect HAVE_GETTIMEOFDAY.
511 (__mf_report_leaks): Make callable
512 (__mf_tree_analyze): Traverse in-order. Accumulate address bit
513 distribution statistics.
514 (__mf_adapt_cache): Rewrite shift guessing logic based on address
516 * config.h.in, configure: Regenerated.
517 * testsuite/libmudflap.c/fail27-frag.c: New test.
518 * testsuite/libmudflap.c/pass36-frag.c: New test.
520 2003-03-11 Frank Ch. Eigler <fche@redhat.com>
522 * mf-runtime.h.in: Tweak.
523 * Makefile.am, configure.in: Tweak mf-runtime.h generation some more.
524 Don't use intermediate files nor AC_OUTPUT-time postprocessing.
525 * Makefile.in, testsuite/Makefile.in, configure: Regenerated.
527 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
529 * configure.in: Tweak generation of mf-runtime.h some more. It
530 needs to work from both config.status and configure.
531 * configure: Regenerated.
533 2003-03-10 Frank Ch. Eigler <fche@redhat.com>
535 * Makefile.am: Reorganize hook file building. Add auto dependencies.
536 * configure.in: Tweak generation of mf-runtime.h.
537 * mf-runtime.h.in: Add new __MF_TYPE_HEAP_I.
538 * mf-hooks.c (*): Adapt to initialized-heap object type.
539 * mf-impl.h: Tweak cemetary boundaries.
540 * mf-runtime.c (__mf_check): Adapt to new initialized-heap object
542 (__mf_insert_new_object, __mf_register, __mf_unregister): Ditto.
543 (__mf_describe_object, __mf_report_leaks, __mf_violation): Ditto.
544 * testsuite/lib/libmudflap.exp (includes): Include build tree.
545 * testsuite/libmudflap.c/pass{26,5}: Further adapt to initialization
547 * testsuite/.../fail{25,26}-frag.c: New tests.
548 * testsuite/.../pass{32,33,34,35}-frag.c: New tests.
549 * Makefile.in, configure: Regenerated.
551 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
553 * mf-runtime.c (__mf_set_default_options): Turn on initialization
555 (__mf_insert_new_object): As a temporary hack, assume that new
556 objects registered on the stack start out initialized.
557 * testsuite/libmudflap.c/fail9,pass23,pass[6789]-*: Initialize
558 heap objects by hand.
560 2003-03-05 Frank Ch. Eigler <fche@redhat.com>
562 Switch to macro-style hooks for str*/mem*/b* functions.
563 * mf-runtime.h.in (__MF_TYPE_*): Moved some internal values out.
564 (mem*, str*, b*): Added macro-style hooks for _MUDFLAP case.
565 * mf-runtime.c: #include config.h to enable glibc backtraces again.
566 (__mf_set_default_options): Turn off heur_proc_map.
567 (*): Adapt to to macro-style hook functions.
568 (__mf_object_dead_head, __mf_object_cemetary): Correct bounds.
569 (__mf_check, __mf_register, __mf_unregister): Tweak tracing message.
570 (__mf_violation): Handle __MF_VIOL_WATCH.
571 * mf-impl.h (__MF_TYPE_*): Moved these internal values here.
572 (__mf_dynamic): Removed mem*/str*/b* functions.
573 (TRACE, VERBOSE_TRACE): Add reentrancy locking.
574 (WRAPPER2): New macro for macro-style hooks.
575 * mf-hooks.c: Convert mem*/str*/b* functions to simpler
577 (BEGIN_PROTECT): Tweak tracing vs reentrancy-lock ordering.
578 * mf-heuristics.c: Adapt to macro-style hook functions.
579 Correct some comments.
580 * testsuite/lib/mfdg.exp (dg-test): Simplify result string for
581 output pattern tests.
582 * testsuite/libmudflap.c/fail[89]-frag.c: Elaborate output test.
583 * testsuite/libmudflap.c++/c++frags.exp: Enable non-static tests.
585 2003-02-28 Frank Ch. Eigler <fche@redhat.com>
587 * testsuite/libmudflap.c/fail23-frag.c, pass30-frag.c: New tests
588 for global array registration.
589 * testsuite/libmudflap.c++/fail24-frag.cxx, pass31-frag.cxx: Ditto.
590 * testsuite/libmudflap.c++/c++frags.exp: Tweak -static multilib hack.
592 2003-02-27 Frank Ch. Eigler <fche@redhat.com>
594 * Makefile.am: Add gross make bug workarounds. Tweaked
595 SUBDIRS and AM_CFLAGS.
596 * Makefile.in: Regenerated.
598 2003-02-26 Frank Ch. Eigler <fche@redhat.com>
601 * configure.in (AC_PROG_CXX): Don't look for C++ any more.
602 * Makefile.am (TESTS): Remove simple automake testing.
603 * configure, Makefile.in: Regenerated.
604 (SUBDIRS): Include new testsuite/ directory.
605 * tests/*: Removed all files; moved bulk under:
606 * testsuite/*: New subdirectory tree.
607 * testsuite/libmudflap.c/cfrags.exp: New file, C test driver.
608 * testsuite/libmudflap.c++/c++frags.exp: New file, C++ test driver.
609 * testsuite/lib/libmudflap.exp: New file, derived from libstdc++.
610 * testsuite/lib/mfdg.exp: New file, derived from dejagnu.
611 * testsuite/config/default.exp: New file.
612 * testsuite/Makefile.am, Makefile.in: New files.
614 2003-01-29 Frank Ch. Eigler <fche@redhat.com>
616 * Makefile.am (TESTS_ENVIRONMENT): Remove redundant "-mode-check".
617 (TESTS): Add fail22 and pass29 tests.
618 * mf-runtime.h.in: Change API to take void*/size_t region parameters.
619 Add new access-type parameter for __mf_check. Move __MF_VIOL* out.
620 * mf-impl.h: Corresponding changes. Update CLAMP* macros for void*
621 values. Move __MF_VIOL* here.
622 * mf-runtime.c (*): Adapt to void*/size_t API in mf-runtime.h.
623 (check_initialization): New field in __mf_opts. Default off.
624 (read_count,write_count): New fields in __mf_object.
625 (__mf_check): Implement basic initialization checking.
626 (__mf_insert_new_object): Assume STATIC|GUESS regions are initialized.
627 (__mf_describe_object): Print new fields.
628 (__mf_violation): Identify check/read vs. check/write in messages.
629 * test/pass29-frag.c, test/fail22-frag.c: Basic tests for new
630 "-check-initialized" mudflap option.
631 * test/pass25-frag.c, test/fail21-frag.c: Adapt to API changes.
632 * mf-hooks.c (MF_VALIDATE_EXTENT): Add new access-type parameter.
633 Drop __FILE__/__LINE__ hack. Update callers.
634 (*): Adapt to new mf-runtime.h API.
635 * Makefile.in: regenerated.
637 2003-01-24 Frank Ch. Eigler <fche@redhat.com>
639 * configure.in: Build mf-runtime.h a more proper way.
640 * mf-hooks.c (strdup, strndup): Correct reentrancy logic.
641 * mf-runtime.c (verbose_violations): Turn on by default.
642 * mf-runtime.h.in: Remove some miscellaneous stuff ...
643 * mf-impl.h: ... and move it here.
644 * configure: Regenerated.
646 2003-01-22 Frank Ch. Eigler <fche@redhat.com>
648 * configure.in: Look for C++ compiler.
649 * test/*-frag.c, mf-driver.c: Reformatted with GNU indent and
650 fixed type warnings when built with C++.
651 * test/pass27-frag.cxx, pass28-frag.cxx: New C++ tests.
652 * Makefile.am (TESTS): Run them.
653 (*) Add new rules for building and running C++ tests.
654 (TESTFLAGS): Set new default to avoid libstdc++-v3 shlib issues.
655 * mf-runtime.h.in: Protect with extern "C".
656 * Makefile, configure: Regenerated.
658 2003-01-06 Frank Ch. Eigler <fche@redhat.com>
660 Portability improvements.
661 * configure.in: Look for glibc backtrace headers/functions.
662 * mf-hooks.c: Don't include <execinfo.h> any more.
663 * mf-runtime.c (__mf_set_options): Call more stdlib functions
665 (__mf_backtrace): Provide alternate baby implementation in
667 * test/mf-driver.c: Portability tweaks.
668 * acinclude.m4: New file, containing top level libtool.m4.
669 * aclocal.m4, configure, Makefile.in, config.h.in: Regenerated.
671 2002-12-19 Frank Ch. Eigler <fche@redhat.com>
673 * mf-runtime.h.in (HAVE_UINTPTR_T): Define unconditionally.
675 2002-11-08 Frank Ch. Eigler <fche@redhat.com>
677 * mf-runtime.c (options): Add new "wipe-heap", "wipe-stack"
679 (__mf_unregister): Implement stack/heap object wiping.
680 (__mf_set_options): Renamed from __mf_process_opts.
681 (__mf_uncache_object): Change arg type, correct callers.
682 * mf-impl.h: Corresponding changes.
683 * mf-hooks.c (realloc): Save/restore heap-wiping flag.
684 * mf-runtime.h.in (__mf_set_options): Extend public API.
685 * test/pass26-frag.c: New test for stack wiping.
686 * Makefile.am (TESTS): Run it.
687 * Makefile.in: Regenerated.
689 2002-11-07 Frank Ch. Eigler <fche@redhat.com>
691 * mf-runtime.h.in (__mf_watch, __mf_unwatch): Extend public API.
692 * mf-runtime.c (__mf_object_t): Add watching_p field.
693 (__mf_watch_or_not): New function to implement
694 object watch flagging.
695 (__mf_watch, __mf_unwatch): New wrappers for above.
696 (__mf_check, __mf_describe_object): Handle objects with watching_p.
697 (__mf_count_violation): Enlarge array.
698 (__mf_uncache_object): Renamed from __mf_remove_old_object. Don't
699 unlink object. Clear cache properly.
700 (__mf_unregister): Unlink object explicitly before uncaching.
701 * test/fail21-frag.c, pass25-frag.c: New tests.
702 * Makefile.in, aclocal.m4: Regenerated.
704 2002-11-05 Frank Ch. Eigler <fche@redhat.com>
706 * test/fail20-frag.c: New test for NULL pointer dereferencing.
707 * Makefile.am (TESTS): Add it.
708 * test/pass-stratcliff.c: Add decls of stpcpy.
709 * configure.in: Test for <stdint.h>. Generate mf-runtime.h in
710 build tree from config.h and new file mf-runtime.h.in.
711 * mf-runtime.h.in: Renamed from mf-runtime.h. Tweak uintptr_t decl.
712 * Makefile.in, configure, config.h.in: Regenerated.
713 * mf-hooks.c: Add #undef for wrapped glibc str*/mem* macros.
714 * mf-runtime.c (options, __mf_set_default_options): Support new
715 default "abbreviate" option.
716 (__mf_object.description_epoch): New field.
717 (__mf_describe_object): Conditionally abbreviate objects already
718 displayed in current epoch. Accept NULL input to increment epoch.
719 (__mf_fini, __mf_ini): Reset description epoch.
720 (__mf_register, __mf_unregister, __mf_adapt_cache, __mf_init): Ensure
721 that NULL pointer slot in lookup cache is invalidated. Register a
722 NOACCESS region around NULL.
723 * mf-impl.h: Corresponding changes.
725 2002-10-16 Frank Ch. Eigler <fche@redhat.com>
727 * test/fail19-frag.c, pass24-frag.c, pass-stratcliff.c: New tests.
728 * Makefile.am: Run them. Install mf-runtime.h.
729 * Makefile.in: Regenerated.
730 * mf-hooks.c: Add some markers for more missing functions.
731 * mf-runtime.c (__mf_adapt_cache): Experiment with a utilization-based
732 statistic to tune tune cache size (mask).
734 2002-10-01 Frank Ch. Eigler <fche@redhat.com>
736 * test/pass23-frag.c: New test for bit_field_ref expressions.
737 * Makefile.am, Makefile.in: Add new test.
738 * mf-hooks.c (mmap, munmap): Rewrite to track individual pages.
739 (MF_VALIDATE_EXTENT): Accept zero-size mem/str operations.
740 * mf-runtime.c (__mf_init): Register errno global.
741 (__mf_find_object): Removed function.
742 (__mf_check): Rewrite logic to support accesses across some
743 contiguous but distinctly registered objects.
744 (__mf_remove_old_object): Tolerate cache entries that span
747 2002-09-30 Frank Ch. Eigler <fche@redhat.com>
749 * test/pass21-frag.c, pass22-frag.c: New tests: alloca, bitfields.
750 * Makefile.am, Makefile.in: Run new tests.
751 * mf-hooks.c (alloca): Correct stack direction logic.
753 2002-09-26 Frank Ch. Eigler <fche@redhat.com>
755 * mf-impl.h (adapt_cache): New option.
756 * mf-runtime.c (__mf_set_default_options): Set its default value.
757 Tweak the tree_aging parameter down.
758 (__mf_check): Maintain separate counter for cache-adaptation.
759 (__mf_tree_analyze): New function to collect object tree stats.
760 (__mf_adapt_cache): New function to automate cache parameters.
762 2002-09-24 Frank Ch. Eigler <fche@redhat.com>
764 * mf-heuristics.c (__init_misc, __mf_heuristic_check): Add
765 hypothetical #if-0'd argv/envp region registration.
766 * mf-runtime.c (__mf_init): Add kludged form of above.
767 (*) Add "heur_argv_environ" flag, default on, to govern this.
768 * mf-impl.h: Corresponding changes.
770 2002-09-20 Frank Ch. Eigler <fche@redhat.com>
772 * test/fail18-frag.c: New test file for NOACCESS regions.
773 * Makefile.am (TESTS): Add new test.
774 * Makefile.in: Regenerated.
776 * mf-heuristics.c (__mf_heuristics_check): Correct deja_vu logic.
777 * mf-impl.h (tree_aging): Add new mudflap_option, default 1000000.
778 (optimize_object_tree): Remove unused mudflap_option.
779 * mf-runtime.h (__MF_TYPE_NOACCESS): New region type. Add printing
780 support throughout. Use .._MAX_CEM for cemetary upper bound.
781 * mf-runtime.c (__mf_init): Register __mf_* globals as NOACCESS
783 (__mf_object): Add new liveness field for use by tree aging.
784 (__mf_check): Trigger tree aging when needed.
785 (__mf_age_tree): New function to decay liveness field.
786 (__mf_find_objects_rec): Use liveness field to rotate tree.
787 (__mf_insert_new_object): Only provide backtrace for HEAP objects.
788 (__mf_unregister): Ditto.
789 (__mf_register): Tweak duplicate-static message.
790 (__mf_violation: Tweak nearby-object counter printing.
792 2002-09-16 Frank Ch. Eigler <fche@redhat.com>
794 * test/pass20-frag.c: New test file.
795 * Makefile.am (TESTS): Reorganize. Add pass20 test.
796 * Makefile.in: Regenerated.
798 * mf-impl.h (TRACE_IN, TRACE_OUT): Remove macros. Update callers.
799 * mf-hooks.c (BEGIN_PROTECT): Add hook tracing here.
800 * mf-heuristic.c (__mf_heuristic_check): Track seen /proc/self/map
801 entries to avoid repeat registration.
802 * mf-runtime.c (__mf_object_cemetary): Don't bother bury GUESS regions.
803 (__mf_register, __mf_unregister): Rewrite GUESS handling logic.
805 2002-09-09 Frank Ch. Eigler <fche@redhat.com>
807 * Makefile.am: Create test sources with #include, not cat>>.
808 * Makefile.in: Regenerated.
809 * test/buildtest.sh: Removed.
810 * test/driver.c (abort_handler, main): Be quiet.
812 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
814 * test/pass18-frag.c, pass19-frag.c: New tests.
815 * Makefile.am (check): Run them. Rebuild test programs each time.
816 * Makefile.in: Regenerated.
818 2002-09-06 Frank Ch. Eigler <fche@redhat.com>
820 * mf-runtime.c (__mf_register): Correct SEGV-inducing error in
821 overlapping object search.
822 (__mf_violation): Likewise for nearby objects.
823 Improve nearby-object listing.
826 * mf-runtime.c, mf-hooks.c: Remove "{{{"/"}}}" folding marks.
827 * mf-heuristics.c (__mf_heuristic_check): Tweak message.
829 2002-09-03 Frank Ch. Eigler <fche@redhat.com>
832 * Makefile.am (AM_CFLAGS): New definition of needed settings.
833 (HOOKOBJS): Add alloca-hook.o.
834 * mf-hooks.c (alloca): New function to implement alloca in libiberty
836 * mf-runtime.c (__mf_report): Call alloca(0) to flush remaining blocks.
837 (__mf_backtrace): Reimplement without using alloca.
838 * Makefile.in: Regenerated.
841 * mf-hooks.c: Use VERBOSE_TRACE throughout instead of fprintf(stderr).
842 Correct signedness bugs in length-tracking variables.
843 * mf-impl.h: Make options unsigned.
844 (CALL_WRAP): New macro to parallel CALL_REAL().
845 (DECLARE): Remove erroneous ";" at end.
846 * mf-runtime.c, mf-hooks.c, mf-heuristics.c: Replace remaining %p
847 formatting specs with %08lx. Correct several compiler warnings.
849 2002-08-28 Frank Ch. Eigler <fche@redhat.com>
851 * mf-runtime.c (__mf_violation): Try harder to locate nearby objects.
853 2002-08-27 Frank Ch. Eigler <fche@redhat.com>
855 libmudflap hook breakup:
856 * Makefile.am (TESTS_ENVIRONMENT): Add ../../gcc to LD_LIBRARY_PATH
858 (TESTS): Make dependent on libmudflap.
859 (HOOKOBJS): Break up mf-hooks.o into many little hook objects,
860 compiled from segments of mf-hooks.c.
861 * mf-hooks.c: Corresponding changes: wrap each function in
863 * Makefile.in: Regenerated.
865 Heuristics reorganization:
866 * mf-heuristics.c (__mf_register_ro_sections, __mf_init_heuristics):
867 Remove these functions. Update callers.
868 (__mf_heuristic_check): Incorporate all the various heuristics.
869 Encode cacheability/retry judgement into trinary return value.
870 Separate start-end logic into a separate fallback heuristic. Only
871 register relevant /proc/self/map segments.
872 * mf-impl.h: Corresponding changes.
873 * mf-runtime.c (__mf_check): Reorganize heuristics fallback logic.
874 (__mf_init): Don't call __mf_init_heuristics.
877 * mf-heuristics.c, mf-runtime.c: Use new MUDFLAP_OPTION
878 "-verbose-trace" to emit all tracing messages other than those of
879 basic public api. Eliminate some duplicate/excessive messages.
880 * mf-runtime.h: Corresponding changes.
882 2002-08-27 Graydon Hoare <graydon@redhat.com>
884 * mf-impl.h (WRAPPER): Change to create linker aliases for __wrap
885 and __real when compiled with -DPIC.
886 * mf-hooks.c (WRAPPER): Change all uses of WRAPPER macro slightly.
887 * Makefile.am (AUTOMAKE_OPTIONS): Fix LD_LIBRARY_PATH for tests.
888 * Makefile.in: Regenerate.
890 2002-08-26 Graydon Hoare <graydon@redhat.com>
892 * mf-impl.h: New file, private implementation header.
893 * mf-runtime.h: Reorganize a bit.
894 (CLAMPSZ): Fix arithmetic.
895 (__MF_CACHE_MISS_P): Fix arithmetic.
896 * mf-runtime.c: Reorganize a bit.
897 (__mf_dynamic): New structure.
898 (resolve_single_dynamic): New function.
899 (__mf_resolve_dynamics): New function.
900 (__mf_init): Initialize dynamic wrappers.
901 * mf-hooks.c: Macro-ize __real calls.
902 Clamp various bits of arithmetic.
903 Add explicit __mf_check call contexts.
904 * Makefile.am: Add dependencies on mf-impl.h
905 * Makefile.in: Regenerate.
906 * configure.in: Comment out shared override.
907 * configure: Regenerate.
909 2002-08-22 Graydon Hoare <graydon@redhat.com>
911 * mf-runtime.c (__mf_process_opts): Sanity-check free_queue_length.
912 (__mf_check): Re-inialize and check heuristics before violation.
913 (__mf_register): Permit updating pure-guess regions.
914 * mf-hooks.c (__wrap_free): Correct some free queue logic.
915 (__wrap_dlopen): New wrapper function.
916 (__wrap_mmap): New wrapper function.
917 (__wrap_munmap): New wrapper function.
918 * mf-heuristics.c (__mf_register_ro_sections): Register *all* regions
919 which are not stack addresses.
920 (is_stack_address): New function.
921 (__mf_init_heuristics): Save and restore state, always initialize with
924 2002-08-21 Frank Ch. Eigler <fche@redhat.com>
926 * mf-hooks.c (MF_VALIDATE_EXTENT): Rewrite to correct off-by-one
927 error. Pass location string.
928 (wrap_strcpy, wrap_strncpy): Remove extra %s in trace strings.
929 * mf-runtime.c (options): Add lc-mask, lc-shift options.
930 (__mf_process_opts): Apply some sanity checking for lc-mask.
931 (__mf_check, __mf_violation): Take new location-string argument.
932 Update callers to pass NULL if necessary.
933 (__mf_backtrace): New smart backtracer function. Calls replace
934 several ad-hoc blocks elsewhere.
935 (__mf_describe_object): Remove bad reentrancy test. Improve
937 * mf-runtime.h: Corresponding changes. Public/private markup.
938 (__MF_CACHE_MISS_P): New macro.
940 2002-08-20 Graydon Hoare <graydon@redhat.com>
942 * mf-runtime.h: New option: stack_bound (heuristic).
943 Move some macros out of implementation files.
944 * mf-runtime.c: New option string: -stack-bound.
945 Unify recursion protection with hooks.
947 (__mf_check): Call __mf_heuristic_check.
948 (__mf_process_opts): Fix "no-" processing.
949 * mf-heuristics.c (__mf_heuristic_check): New function.
950 * mf-hooks.c: Much off-by-one fixing, recursion protection.
952 2002-08-20 Frank Ch. Eigler <fche@redhat.com>
954 Option parsing improvements, region splitting bug fixes:
955 * mf-heuristics.c (__mf_register_ro_sections): Add warned casts.
956 * mf-runtime.h (heur_proc_map): New libmudflap option.
957 * mf-runtime.c (__mf_set_default_options): Set it.
958 (__mf_usage): Print default values/status.
959 (__mf_process_opts): Support general "no-" option string prefix.
960 (__mf_init): Print __mf_usage on unknown-option error.
961 (__mf_register): Print trace message up front.
962 Correct region splitting logic for case where a subregion disappears.
964 (__mf_violation): Make even basic message conditional on option.
967 * Makefile.am (TESTS_ENVIRONMENT): Add -no-heur-proc-map.
968 (clean-local): New target.
969 (test/*x rules): Add -g CFLAGS.
970 (CFLAGS): Add -freorder-blocks.
971 (MFCONFIG_CFLAGS, INCLUDE): Remove unneeded settings.
972 * Makefile.in: Regenerated.
973 * Makefile, mf-config.h: Removed files.
975 2002-08-16 Graydon Hoare <graydon@redhat.com>
977 * mf-runtime.c (__mf_insert_new_object): Factor out of
979 (__mf_remove_old_object): Factor out of __mf_unregister.
980 (__mf_register): Handle guessed regions, splitting
981 guesses when new registrations arrive.
982 (__mf_unregister): Do not unregister guesses.
983 * mf-runtime.h: Move convenience macros around,
984 declare new option fields. Add __MF_TYPE_GUESS.
985 * mf-hooks.c (__wrap_*alloc): Use crumple zones.
986 (__wrap_free): Call __real_free for deferred frees.
987 * Makefile.am: Add more tests, fix dependency.
988 * Makefile.in: Regenerate.
989 * test/pass[13..17]-frag.c: New testcases.
990 * test/fail[13..17]-frag.c: New testcases.
992 2002-08-15 Graydon Hoare <graydon@redhat.com>
994 * mf-heuristics.c: New file.
995 * mf-runtime.c (options): Add -trace-calls option.
996 (__mf_init): Call __mf_init_heuristics.
998 2002-08-14 Graydon Hoare <graydon@redhat.com>
1000 * Makefile.am (TESTS): Add testsuite support.
1001 * Makefile.in: Regenerate.
1002 * test/mf-driver.c: New file.
1003 * test/buildtest.sh: New file.
1004 * test/passNN-frag.c: New testcases.
1005 * test/failNN-frag.c: New testcases.
1007 2002-08-14 Graydon Hoare <graydon@redhat.com>
1009 * mf-hooks.c: Change __real_strlen() to __real_strlen()+1 when
1010 verifying non-size-limited string extents.
1012 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1014 * mf-hooks.c: Make __wrap string* functions use __real_str[n]len
1015 instead of plain str[n]len for internal checks.
1016 * mf-runtime.c (__mf_violation): Print optional stack traceback.
1018 2002-08-14 Frank Ch. Eigler <fche@redhat.com>
1020 * mf-hooks.c: Remove #if-0 around hooks that are now ld-wrapped.
1022 2002-08-13 Graydon Hoare <graydon@redhat.com>
1024 * mf-runtime.c: Rework configuration to operate on
1025 environment variable options rather than #defines
1026 (__mf_violation): Add simple fork-a-gdb violaiton mode.
1027 (__mf_init): Set static __mf_active_p flag on startup,
1028 to inhibit mudflap wrap-based checking during crt0.s.
1029 * mf-runtime.h: Declare options structure.
1030 * mf-hooks.c: New wrappings for mem*, b*, str*
1031 libc functions (temporarily #if 0-ed out).
1033 2002-08-12 Frank Ch. Eigler <fche@redhat.com>
1035 * Makefile.am, configure.in: New files.
1036 * Makefile.in, Makefile, configure, config.h.in: New generated files.
1037 * stamp-h.in, aclocal.m4: Ditto.
1039 2002-08-08 Frank Ch. Eigler <fche@redhat.com>
1041 * Makefile: New file.
1042 * mf-config.h: New file: runtime configuration.
1043 * mf-hooks.c: New file: interposed libc functions.
1044 * mf-runtime.c: New file: bulk of runtime.
1045 * mf-runtime.h: New file: public functions.